(Assuming all resources are available)

- Bike to Rock Tunnel (faster trainer + no Heidi risk makes up for slower movement)
- Enter Rock Tunnel center
- Bike/Surf to Power Plant 1
- Fly to Saffron
- Bike to Erika (gym #1)
- Fly to Saffron
- Bike to Sabrina (gym #2)
- Bike to Cerulean Gym (Rocket cutscene)
- Nugget Bridge
- Max Repel + Fly to Cerulean
- Bike to Misty (gym #3)
- Get Machine Part while in the gym
- Teleport to Rock Tunnel center
- Bike/Surf to Power Plant 2
- Fly to Lavender to get EXPN Card
- Fly to Vermilion
- Bike to Surge (gym #4)
- Max Repel + Poke Flute + Cut on the way to Snorlax
- Bike to load Pewter, then down to Route 1
- Max Repel before Route 1 grass
- Surf to Blaine (gym #5)
- Surf to Fuchsia
- Bike to Janine (gym #6)
- Fly to Pewter
- Bike to Brock (gym #7)
- Fly to Viridian
- Bike to Blue (gym #8)
- Fly to Pallet
- Max Repel + Fly to Viridian
- Bike to Mt. Silver/Red

Late Brock is 1 second slower but saves a Max Repel.